Vulnerability Scanning Solutions, LLC.
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What We Scan For
Family: SMTP problems --> Category: destructive_attack

EXPN overflow Vulnerability Scan

Vulnerability Scan Summary
EXPN and VRFY checks

Detailed Explanation for this Vulnerability Test

It was possible to make the remote mail server
crash when issuing a too long argument to the
EXPN command.

A possible hacker may use this flaw to prevent your organization from
receiving any mail, or to force your mail to go through another
mail server, noted as an MX.

Solution : upgrade your mail server or contact your vendor for a fix
Threat Level: High

Click HERE for more information and discussions on this network vulnerability scan.


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Pembroke Pines, FL 33082-7051

Vulnerability Scanning Solutions, LLC.